<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<html>
<body>
<div class="pull-left">
    <div class="form-group form-inline">
        总共${pageInfo.pages} 页，共${pageInfo.total} 条数据。
    </div>
</div>

<div class="box-tools pull-right">
    <ul class="pagination" style="margin: 0px;">
        <li >
            <a href="javascript:goPage(1)" aria-label="Previous">首页</a>
        </li>
        <li><a href="javascript:goPage(${pageInfo.prePage})">上一页</a></li>

        <%--页码--%>
        <%--
            begin
                1. 遍历的开始页
                2. begin = (当前页 - 5) > 0 ? (当前页 - 5) : 1
            end
                1. 遍历的结束页
                2. end = (当前页 + 5) < 总页数 ? (当前页 + 5) : 总页数
        --%>
        <c:forEach begin="${(pageInfo.pageNum-5)>0 ? (pageInfo.pageNum-5) : 1}"
                   end="${(pageInfo.pageNum+5)<pageInfo.pages ? (pageInfo.pageNum+5) : pageInfo.pages}"
                   var="i">
            <li class="paginate_button ${pageInfo.pageNum==i ? 'active':''}">
                <a href="javascript:goPage(${i})">${i}</a>
            </li>
        </c:forEach>

        <li><a href="javascript:goPage(${pageInfo.nextPage})">下一页</a></li>
        <li>
            <a href="javascript:goPage(${pageInfo.pages})" aria-label="Next">尾页</a>
        </li>
    </ul>
</div>
<form id="pageForm" action="${param.pageUrl}" method="post">
    <input type="hidden" name="pageNum" id="pageNum">
</form>
<script>
    function goPage(page) {
        document.getElementById("pageNum").value = page
        document.getElementById("pageForm").submit()
    }
</script>
</body>
</html>
